/**
 * Created by PanJiaChen on 16/11/18.
 */

/**
 * Parse the time to string
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string | null}
 */
export function parseTime(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    return value.toString().padStart(2, '0')
  })
  return time_str
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '刚刚'
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + '分钟前'
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + '小时前'
  } else if (diff < 3600 * 24 * 2) {
    return '1天前'
  }
  if (option) {
    return parseTime(time, option)
  } else {
    return (
      d.getMonth() +
      1 +
      '月' +
      d.getDate() +
      '日' +
      d.getHours() +
      '时' +
      d.getMinutes() +
      '分'
    )
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
  if (!search) {
    return {}
  }
  const obj = {}
  const searchArr = search.split('&')
  searchArr.forEach(v => {
    const index = v.indexOf('=')
    if (index !== -1) {
      const name = v.substring(0, index)
      const val = v.substring(index + 1, v.length)
      obj[name] = val
    }
  })
  return obj
}

/** *
 *
 *  将列表型的数据转化成树形数据 => 递归算法 => 自身调用自身 => 一定条件不能一样， 否则就会死循环
 *  遍历树形 有一个重点 要先找一个头儿
0: {id: "1175310929766055936", pid: "", companyId: "1", name: "总裁办", code: "ZCB", managerId: null,…}
1: {id: "1175311213774962688", pid: "", companyId: "1", name: "行政部", code: "XZB", managerId: null,…}
2: {id: "1175311267684352000", pid: "", companyId: "1", name: "人事部", code: "RSB",…}
3: {id: "1175311325720936448", pid: "", companyId: "1", name: "财务部", code: "", managerId: null,…}
4: {id: "1175311373083017216", pid: "", companyId: "1", name: "技术部", code: "JSB", managerId: null,…}
5: {id: "1175311418004013056", pid: "", companyId: "1", name: "运营部", code: "YYB", managerId: null,…}
6: {id: "1175311466846683136", pid: "", companyId: "1", name: "市场部", code: "SCB",…}
7: {id: "1235395178363559936", pid: "1175311325720936448", companyId: "1", name: "财务核算部", code: null,…}
8: {id: "1235398264104624128", pid: "1175311325720936448", companyId: "1", name: "税务管理部", code: null,…}
9: {id: "1235398536969265152", pid: "1175311325720936448", companyId: "1", name: "薪资管理部", code: null,…}
10: {id: "1235398608847052800", pid: "1175311373083017216", companyId: "1", name: "Java研发部", code: null,…}
11: {id: "1235398661355544576", pid: "1175311373083017216", companyId: "1", name: "Python研发部", code: null,…}
12: {id: "1235398708763762688", pid: "1175311373083017216", companyId: "1", name: "Php研发部", code: null,…}
13: {id: "1235398917619130368", pid: "1175311466846683136", companyId: "1", name: "北京事业部", code: null,…}
14: {id: "1235399011458293760", pid: "1175311466846683136", companyId: "1", name: "上海事业部", code: null,…}
 * ***/
export function tranListToTreeData(list, rootValue) {
  var arr = []
  list.forEach(item => {
    if (item.pid === rootValue) {
      // 找到之后 就要去找 item 下面有没有子节点
      const children = tranListToTreeData(list, item.id)
      if (children.length) {
        // 如果children的长度大于0 说明找到了子节点
        item.children = children
      }
      arr.push(item) // 将内容加入到数组中
    }
  })
  return arr
}
// 格式化时间
export function formatDate(numb, format) {
  if (numb === null) {
    return '未知'
  } else {
    return numb.substring(0, 10)
  }
}
